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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Results of heading (yaw) estimation (dashed) of (a) link i, (b) link j, and (c) the joint from Method 3 with respect to the reference heading (solid) in Test 2.